... motor control 60 groups, every pair has 0-99 segment adjusting the textile tightness, option device is special two segment density ... , cloth fall, needle break, yarn up, cloth rolling fault, needle strike, racking bed and machine head fault, program error, and pieces-counting ... or cut down at will. Power: three 380V, 50/60HZ,Adopt UPS power supply device: adopt CMOS technology, the machine has the ...